var pos; // variable for posting information
function loadXMLPosDoc(url,posData) {
    // branch for native XMLHttpRequest object
    if (window.XMLHttpRequest) {
        pos = new XMLHttpRequest();
        pos.onreadystatechange = processPosChange;
        pos.open("POST", url, true);
		pos.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        pos.send(posData);
    // branch for IE/Windows ActiveX version
    } else if (window.ActiveXObject) {
        pos = new ActiveXObject("Microsoft.XMLHTTP");
        if (pos) {
            pos.onreadystatechange = processPosChange;
            pos.open("POST", url, true);
			pos.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
            pos.send(posData);
        }
    }
}

function grabPosXML (tagName) {
	return pos.responseXML.documentElement.getElementsByTagName(tagName)[0].childNodes[0].nodeValue;
//	return pos.responseText;
}

function processPosChange() {
    // page loaded "complete"
    if (pos.readyState == 4) {
		var loader = document.getElementById('loadBar');
		var success = document.getElementById('emailSuccess');
		loader.style.display = "none";
		success.style.display = "block";
		success.innerHTML = '<strong style="color:green;">'+grabPosXML("confirmation")+'</strong>';

        if (pos.status == 200) {
			if ( grabPosXML("posStatus") == 'NOTOK' ) { 
				alert('There were problems Sending Email. Please check back in a couple minutes');
			}
		}
	}
}